[snmp/agent] Add dir listing to error reason
[snmp/agent] Add dir listing to error reason

Add dir listing to error reason when failing to read mandatory
config file standard.conf.

OTP-9943

stolen/otp,weisslj/otp,electricimp/otp,yangchengjian/otp,electricimp/otp,lrascao/otp,gjaldon/otp,RJ/otp,isvilen/otp,entropiae/otp,lightcyphers/otp,yangchengjian/otp,lhslll/otp,lrascao/otp,fenollp/otp,derek121/otp,enikki/otp,derek121/otp,jinshana/otp,basho/otp,entropiae/otp,stolen/otp,matwey/otp,enikki/otp,haguenau/otp,lantti/otp,jj1bdx/otp,derek121/otp,saleyn/otp,beni55/otp,paladim/otp,msantos/otp,emacsmirror/erlang,mujiatong/otp,bjorng/otp,c-rack/otp,palas/otp,jj1bdx/otp,dumbbell/otp,neeraj9/otp,sitexa/otp,RoadRunnr/otp,Teino1978-Corp/erlang-otp,RoadRunnr/otp,goertzenator/otp,beni55/otp,psyeugenic/otp,johanclaesson/otp,psyeugenic/otp,krishnakumar4a4/otp,RJ/otp,gjaldon/otp,isvilen/otp,basho/otp,tuncer/otp,isvilen/otp,paladim/otp,sammoth-wazoku/otp,RaimoNiskanen/otp,palas/otp,fenollp/otp,benoitc/otp-1,Teino1978-Corp/otp,getong/otp,jinshana/otp,jemsbhai/otp,massemanet/otp,kvakvs/otp,saleyn/otp,riverrun/otp,lrascao/otp,dgud/otp,stolen/otp,mikpe/otp,hairyhum/otp,jemsbhai/otp,bugs-erlang-org/otp,lucafavatella/otp,basho/otp,ader1990/otp,vinoski/otp,ader1990/otp,Teino1978-Corp/otp,gjaldon/otp,platinumthinker/otp,aboroska/otp,GinjaNinja32/otp,uabboli/otp,g-andrade/otp,bsmr-erlang/otp,tuncer/otp,ahmedshafeeq/otp,enikki/otp,bernardd/otp,bjorng/otp,mikpe/otp,cobusc/otp,getong/otp,beni55/otp,klarna/otp,bsmr-erlang/otp,matwey/otp,enikki/otp,paulcager/otp,cobusc/otp,bjorng/otp,bugs-erlang-org/otp,lantti/otp,paladim/otp,cnbin/otp,erlang/otp,falkevik/otp,beni55/otp,lemenkov/otp,kvakvs/otp,ader1990/otp,lemenkov/otp,marquisthunder/otp,weisslj/otp,palas/otp,getong/otp,platinumthinker/otp,johanclaesson/otp,NOMORECOFFEE/otp,neeraj9/otp,sdebnath/otp,ahmedshafeeq/otp,jamesruan/otp,RoadRunnr/otp,gjaldon/otp,dgud/otp,potatosalad/otp,sitexa/otp,vic/otp,lemenkov/otp,jamesruan/otp,vinoski/otp,marquisthunder/otp,lemenkov/otp,mujiatong/otp,GinjaNinja32/otp,ferd/otp,Teino1978-Corp/erlang-otp,erlang/otp,hairyhum/otp,ader1990/otp,schlagert/otp,ferd/otp,kvakvs/otp,enikki/otp,aboroska/otp,uabboli/otp,jamesruan/otp,jj1bdx/otp,yangchengjian/otp,theom/otp,paladim/otp,vinoski/otp,GinjaNinja32/otp,aboroska/otp,haguenau/otp,schlagert/otp,awetzel/otp,vladdu/otp,bjorng/otp,falkevik/otp,benoitc/otp-1,jj1bdx/otp,msantos/otp,marquisthunder/otp,lhslll/otp,jinshana/otp,emacsmirror/erlang,jemsbhai/otp,bugs-erlang-org/otp,cnbin/otp,bsmr-erlang/otp,RoadRunnr/otp,awetzel/otp,emile/otp,jinshana/otp,mujiatong/otp,emacsmirror/erlang,lhslll/otp,RichMorin/otp,lrascao/otp,neeraj9/otp,lrascao/otp,msantos/otp,legoscia/otp,getong/otp,jj1bdx/otp,lrascao/otp,emile/otp,RichMorin/otp,emile/otp,VincentHHL/otp,c-rack/otp,c-rack/otp,NOMORECOFFEE/otp,RoadRunnr/otp,lemenkov/otp,aboroska/otp,bjorng/otp,lightcyphers/otp,lemenkov/otp,c-rack/otp,sitexa/otp,bsmr-erlang/otp,matwey/otp,lhslll/otp,mikpe/otp,GinjaNinja32/otp,g-andrade/otp,dgud/otp,yangchengjian/otp,goertzenator/otp,dumbbell/otp,tuncer/otp,cnbin/otp,VincentHHL/otp,emile/otp,GinjaNinja32/otp,falkevik/otp,getong/otp,sdebnath/otp,derek121/otp,ader1990/otp,vic/otp,benoitc/otp-1,derek121/otp,entropiae/otp,goertzenator/otp,rlipscombe/otp,RGafiyatullin/otp,theom/otp,lightcyphers/otp,lantti/otp,platinumthinker/otp,theom/otp,entropiae/otp,beni55/otp,Teino1978-Corp/erlang-otp,enikki/otp,RGafiyatullin/otp,potatosalad/otp,c-rack/otp,g-andrade/otp,mujiatong/otp,sammoth-wazoku/otp,klarna/otp,vic/otp,mikpe/otp,sammoth-wazoku/otp,kvakvs/otp,RoadRunnr/otp,release-project/otp,marquisthunder/otp,electricimp/otp,release-project/otp,fenollp/otp,ahmedshafeeq/otp,jj1bdx/otp,riverrun/otp,beni55/otp,potatosalad/otp,neeraj9/otp,jinshana/otp,legoscia/otp,lianghaivv/otp,bjorng/otp,RGafiyatullin/otp,bsmr-erlang/otp,massemanet/otp,mikpe/otp,Teino1978-Corp/otp,erlang/otp,sammoth-wazoku/otp,palas/otp,stolen/otp,NOMORECOFFEE/otp,johanclaesson/otp,cobusc/otp,lhslll/otp,release-project/otp,RGafiyatullin/otp,sdebnath/otp,awetzel/otp,lucafavatella/otp,electricimp/otp,electricimp/otp,fenollp/otp,schlagert/otp,basho/otp,riverrun/otp,potatosalad/otp,paladim/otp,bugs-erlang-org/otp,jemsbhai/otp,ferd/otp,vinoski/otp,ahmedshafeeq/otp,legoscia/otp,awetzel/otp,GinjaNinja32/otp,erlang/otp,awetzel/otp,weisslj/otp,Teino1978-Corp/otp,johanclaesson/otp,aboroska/otp,weisslj/otp,cobusc/otp,dgud/otp,sitexa/otp,johanclaesson/otp,krishnakumar4a4/otp,matwey/otp,lantti/otp,tuncer/otp,goertzenator/otp,getong/otp,fenollp/otp,vladdu/otp,vinoski/otp,electricimp/otp,lantti/otp,hairyhum/otp,jj1bdx/otp,VincentHHL/otp,erlang/otp,paulcager/otp,RGafiyatullin/otp,hairyhum/otp,yangchengjian/otp,haguenau/otp,g-andrade/otp,theom/otp,isvilen/otp,isvilen/otp,lucafavatella/otp,ader1990/otp,falkevik/otp,vladdu/otp,tuncer/otp,basho/otp,vladdu/otp,massemanet/otp,gjaldon/otp,haguenau/otp,RichMorin/otp,rlipscombe/otp,ahmedshafeeq/otp,sdebnath/otp,legoscia/otp,bernardd/otp,haguenau/otp,gjaldon/otp,derek121/otp,jamesruan/otp,NOMORECOFFEE/otp,legoscia/otp,jinshana/otp,fenollp/otp,Teino1978-Corp/otp,bsmr-erlang/otp,lemenkov/otp,cnbin/otp,vladdu/otp,dumbbell/otp,tuncer/otp,vladdu/otp,dgud/otp,VincentHHL/otp,saleyn/otp,riverrun/otp,benoitc/otp-1,g-andrade/otp,c-rack/otp,lrascao/otp,mujiatong/otp,potatosalad/otp,lianghaivv/otp,kvakvs/otp,mikpe/otp,rlipscombe/otp,Teino1978-Corp/otp,sammoth-wazoku/otp,uabboli/otp,jinshana/otp,fenollp/otp,isvilen/otp,release-project/otp,kvakvs/otp,vinoski/otp,basho/otp,RichMorin/otp,legoscia/otp,theom/otp,RichMorin/otp,benoitc/otp-1,matwey/otp,mujiatong/otp,vinoski/otp,Teino1978-Corp/erlang-otp,dgud/otp,jamesruan/otp,lucafavatella/otp,GinjaNinja32/otp,paladim/otp,palas/otp,emile/otp,krishnakumar4a4/otp,theom/otp,cobusc/otp,goertzenator/otp,RJ/otp,uabboli/otp,klarna/otp,psyeugenic/otp,gjaldon/otp,falkevik/otp,RGafiyatullin/otp,ader1990/otp,sdebnath/otp,RJ/otp,RichMorin/otp,mikpe/otp,vic/otp,palas/otp,mikpe/otp,potatosalad/otp,jemsbhai/otp,jamesruan/otp,jemsbhai/otp,platinumthinker/otp,lantti/otp,NOMORECOFFEE/otp,release-project/otp,cnbin/otp,rlipscombe/otp,neeraj9/otp,GinjaNinja32/otp,lightcyphers/otp,benoitc/otp-1,hairyhum/otp,dumbbell/otp,RaimoNiskanen/otp,sammoth-wazoku/otp,msantos/otp,sitexa/otp,entropiae/otp,rlipscombe/otp,weisslj/otp,lianghaivv/otp,bernardd/otp,massemanet/otp,schlagert/otp,lantti/otp,RaimoNiskanen/otp,massemanet/otp,lucafavatella/otp,emile/otp,bsmr-erlang/otp,riverrun/otp,psyeugenic/otp,krishnakumar4a4/otp,release-project/otp,paulcager/otp,derek121/otp,RaimoNiskanen/otp,emacsmirror/erlang,neeraj9/otp,bugs-erlang-org/otp,psyeugenic/otp,getong/otp,msantos/otp,Teino1978-Corp/erlang-otp,dgud/otp,NOMORECOFFEE/otp,massemanet/otp,schlagert/otp,stolen/otp,vic/otp,saleyn/otp,kvakvs/otp,dumbbell/otp,bugs-erlang-org/otp,jamesruan/otp,paulcager/otp,potatosalad/otp,erlang/otp,g-andrade/otp,emile/otp,VincentHHL/otp,VincentHHL/otp,psyeugenic/otp,jemsbhai/otp,rlipscombe/otp,emacsmirror/erlang,bugs-erlang-org/otp,legoscia/otp,potatosalad/otp,gjaldon/otp,erlang/otp,RJ/otp,RJ/otp,isvilen/otp,sitexa/otp,isvilen/otp,mikpe/otp,bernardd/otp,uabboli/otp,getong/otp,cnbin/otp,bernardd/otp,erlang/otp,VincentHHL/otp,paulcager/otp,tuncer/otp,ader1990/otp,vladdu/otp,lucafavatella/otp,NOMORECOFFEE/otp,bernardd/otp,lightcyphers/otp,enikki/otp,erlang/otp,bjorng/otp,legoscia/otp,vinoski/otp,saleyn/otp,RaimoNiskanen/otp,bjorng/otp,emacsmirror/erlang,weisslj/otp,krishnakumar4a4/otp,neeraj9/otp,klarna/otp,ahmedshafeeq/otp,schlagert/otp,lucafavatella/otp,marquisthunder/otp,weisslj/otp,lrascao/otp,falkevik/otp,platinumthinker/otp,lucafavatella/otp,uabboli/otp,RaimoNiskanen/otp,RGafiyatullin/otp,goertzenator/otp,Teino1978-Corp/erlang-otp,sammoth-wazoku/otp,g-andrade/otp,platinumthinker/otp,klarna/otp,potatosalad/otp,RJ/otp,RaimoNiskanen/otp,theom/otp,electricimp/otp,jj1bdx/otp,dumbbell/otp,awetzel/otp,saleyn/otp,ferd/otp,platinumthinker/otp,emacsmirror/erlang,Teino1978-Corp/otp,ahmedshafeeq/otp,isvilen/otp,basho/otp,theom/otp,vladdu/otp,falkevik/otp,dgud/otp,stolen/otp,dumbbell/otp,massemanet/otp,lightcyphers/otp,johanclaesson/otp,jamesruan/otp,RGafiyatullin/otp,kvakvs/otp,lhslll/otp,paulcager/otp,sdebnath/otp,RaimoNiskanen/otp,basho/otp,VincentHHL/otp,beni55/otp,bugs-erlang-org/otp,dgud/otp,lemenkov/otp,uabboli/otp,sitexa/otp,matwey/otp,jj1bdx/otp,g-andrade/otp,vladdu/otp,ferd/otp,platinumthinker/otp,ferd/otp,aboroska/otp,potatosalad/otp,c-rack/otp,getong/otp,saleyn/otp,johanclaesson/otp,palas/otp,stolen/otp,erlang/otp,hairyhum/otp,aboroska/otp,getong/otp,lianghaivv/otp,sammoth-wazoku/otp,electricimp/otp,bsmr-erlang/otp,sitexa/otp,uabboli/otp,bjorng/otp,ferd/otp,riverrun/otp,paladim/otp,awetzel/otp,dumbbell/otp,enikki/otp,vic/otp,hairyhum/otp,lrascao/otp,riverrun/otp,basho/otp,bernardd/otp,lightcyphers/otp,fenollp/otp,marquisthunder/otp,rlipscombe/otp,lianghaivv/otp,vinoski/otp,psyeugenic/otp,dumbbell/otp,lantti/otp,neeraj9/otp,cnbin/otp,lianghaivv/otp,krishnakumar4a4/otp,dumbbell/otp,cobusc/otp,cobusc/otp,RJ/otp,bernardd/otp,derek121/otp,haguenau/otp,paladim/otp,ahmedshafeeq/otp,mikpe/otp,aboroska/otp,RichMorin/otp,yangchengjian/otp,vic/otp,weisslj/otp,riverrun/otp,cnbin/otp,release-project/otp,goertzenator/otp,legoscia/otp,rlipscombe/otp,yangchengjian/otp,benoitc/otp-1,NOMORECOFFEE/otp,emacsmirror/erlang,vinoski/otp,awetzel/otp,lhslll/otp,vic/otp,cobusc/otp,tuncer/otp,jinshana/otp,krishnakumar4a4/otp,RaimoNiskanen/otp,electricimp/otp,RoadRunnr/otp,klarna/otp,kvakvs/otp,palas/otp,emacsmirror/erlang,goertzenator/otp,klarna/otp,RichMorin/otp,ferd/otp,matwey/otp,bernardd/otp,johanclaesson/otp,haguenau/otp,entropiae/otp,stolen/otp,mujiatong/otp,entropiae/otp,massemanet/otp,ferd/otp,jemsbhai/otp,hairyhum/otp,psyeugenic/otp,g-andrade/otp,Teino1978-Corp/erlang-otp,c-rack/otp,lightcyphers/otp,rlipscombe/otp,entropiae/otp,weisslj/otp,msantos/otp,marquisthunder/otp,beni55/otp,tuncer/otp,dgud/otp,falkevik/otp,RoadRunnr/otp,sdebnath/otp,aboroska/otp,matwey/otp,krishnakumar4a4/otp,release-project/otp,emacsmirror/erlang,paulcager/otp,schlagert/otp,matwey/otp,release-project/otp,fenollp/otp,mujiatong/otp,bjorng/otp,saleyn/otp,jj1bdx/otp,bsmr-erlang/otp,massemanet/otp,rlipscombe/otp,marquisthunder/otp,RoadRunnr/otp,uabboli/otp,goertzenator/otp,klarna/otp,emile/otp,lhslll/otp,lianghaivv/otp,lianghaivv/otp,msantos/otp,isvilen/otp,benoitc/otp-1,ahmedshafeeq/otp,paulcager/otp,Teino1978-Corp/otp,g-andrade/otp,yangchengjian/otp,sdebnath/otp,Teino1978-Corp/erlang-otp,msantos/otp,haguenau/otp,saleyn/otp,falkevik/otp,schlagert/otp,emile/otp